PS

*ḥmdr - to be parched, shrivelled (Kogan 2015: 334)

PES
*ḥamad- - ashes (CDG 231, Appleyard 1977:34, Kogan 2015: 447)

Akkadian
ḫamadīru - shrivelled or withered (CAD Ḫ 57, AHw. 315)

Cf. Ugr. ḥmdrt ‘parched field’. The origin of Akk.-Ugr. *ḥmdr ‘to be parched, shrivelled’ is uncertain.

Ugaritic
ḥmdrt - parched field (DUL 362, Watson 2007: 85)

Akk. ḫ in ḫamadīru vs. Ugr. ḥ is noteworthy. Huehnergard 2003:105: “The Ugaritic may be a loan from Akkadian”

Arabic
muḥtamid- - intensely hot (Lane 640)

yawmun muḥtamidun = šadīdu l-ḥarri (‘muḥtamid’, said of day – very hot)

Soqotri
ḥámdɛhɛr - boiled buttermilk (LS 179; CSOL II 478)